The Universal Video Wall Mounting System is an industry leading modular, interchangeable and upgradeable product range. It incorporates a range of high-end features that offer high security, time saving, easy installation, and clever adjustment options. Post-installation horizontal adjustment, screen leveling and wall leveling all assist in making the installation process quicker and easier. Interconnecting wall plates provide alignment assistance to installers Clever time saving and easy installation features Simple hook-on installation system Material: Steel Warranty: 10 Years The ADWS-2x2F-180-W is a pre-configured 2x2 video wall mounting system recommended for displays from 42" to 46". It consists of the following parts:2 x TH-VWP-080 31.4" mounting rail, 2 x TH-VWP-100 39.3" mounting rail and 4 x TH-VWV wall brackets